89307985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{20507}}^1$

素因数の和:20592

約数の個数: 16

約数和(自身を含む): 117141696

約数和(自身を除く): 27833711

約数列:

[1, 5, 13, 65, 67, 335, 871, 4355, 20507, 102535, 266591, 1332955, 1373969, 6869845, 17861597, 89307985]

約数ペア:

[(1, 89307985), (5, 17861597), (13, 6869845), (65, 1373969), (67, 1332955), (335, 266591), (871, 102535), (4355, 20507)]